<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=66619
-->
<head>
  <title>Test for Bug 66619</title>
  <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body onload="run()">
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=66619">Mozilla Bug 66619</a>
<p id="display"></p>
<div id="content" style="display: none">
  
</div>
<pre id="test">
<script class="testbody" type="text/javascript">

/** Test for Bug 66619 **/

SimpleTest.waitForExplicitFinish();

function run()
{
  is(window.scrollY, 0, "window should initially be at top");

  document.getElementById("first").focus();
  var first = window.scrollY;
  isnot(first, 0, "we scrolled to first anchor");
  ok(first + window.innerHeight > 4000,
     "we scrolled enough to show the anchor");

  window.scrollTo(0, 0);
  document.getElementById("second").focus();
  var second = window.scrollY;

  window.scrollTo(0, 0);
  document.getElementById("third").focus();
  var third = window.scrollY;

  is(second, first, "we scrolled the second line of the anchor into view");
  isnot(third, second, "we scrolled the second line of the anchor into view");
  ok(third > second, "we scrolled the second line of the anchor into view");

  window.scrollTo(0, 0); // make the results visible
  SimpleTest.finish();
}


</script>
</pre>

<div style="height:4000px"></div>
<a id="first"  href="http://www.mozilla.org/">first<br>link</a>
<a id="second" href="http://www.mozilla.org/">second link</a>
<a id="third"  href="http://www.mozilla.org/">third<br>link</a>
<div style="height:4000px"></div>

</body>
</html>

